This attractive 1988 commemorative set issued by the USSR (Soviet Union) celebrates native wildflowers found across the Soviet landscape. The four stamps feature finely detailed botanical illustrations including Lilium martagon (Turk’s Cap Lily / Saranka), Ficaria verna (Spring Celandine), Pulmonaria obscura (Lungwort), and Lathyrus vernus (Spring Vetchling). Printed with soft natural colors and scientific accuracy, the series highlights the diversity of Eurasian flora. Botanical-themed issues such as this are popular among topical collectors focusing on flowers, botany, and nature. The set reflects the Soviet tradition of educational stamp design combining art with natural science.